KSZ9021GQI

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The KSZ9021GQI is a single-chip Ethernet physical layer transceiver with data transfer rates up to 10/100/1000Mbps. It supports full-duplex operation, as well as 10BASE-T and 100BASE-TX disconnect detection. The device is designed for high-speed, low-power and small-footprint applications.

The KSZ9021GQI is an interface driver, receiver, and transceiver that provides an ideal solution for high-speed Ethernet applications. It is a low-cost, low-power device that supports both Gigabit and Fast Ethernet speeds. It also supports four types of packet formats, including Layer 2 forwarding, broadcast filtering, and unicast filtering.

The KSZ9021GQI performs all of the necessary PHY functions to enable Ethernet communication, including the generation and transmission of traffic frames, error detection, full-duplex mode, and link status and auto-negotiation support. It is also compatible with all the latest Ethernet standards and technologies, including 10/100/1000 Mbps operating speed, Energy Efficient Ethernet (EEE), Cable Diagnostics, and cross-over detection.

The KSZ9021GQI has a 32-bit transmit and receive data path and its integrated phy-level layer allows it to achieve significant market penetration. The device supports both MDI and MDI-X ports, enabling flexible cable connection and configuration. Additionally, it supports transmission distances up to 100m over CAT.5 cables and utilizes a selection of line drivers, receivers and transceivers to provide optimal signal integrity for data transmission.

The KSZ9021GQI’s integrated DSP-based architecture makes it ideal for any applications which require low power consumption, low latency and high throughput. It utilizes a range of low-power sleep modes and non-volatile SRAM, making it suitable for operation in extreme environmental conditions. It also features an integrated self-configuration algorithm that automatically adapts to different link speeds, allowing reliable system performance and smooth data transfer.

The optimized power management provided by the integrated host controller of the KSZ9021GQI makes it an ideal choice for applications where power conservation is paramount. The device provides wake-on-LAN and automatic shutdown modes, and its built-in enhanced power saving protocol reduces power consumption and energy costs. Additionally, the device’s built-in packet error rate (PER) counter and cable redundancy checker ensure the system’s reliability and ensure that data is transmitted successfully and error-free.

The KSZ9021GQI is a flexible and feature-rich device that is designed to efficiently and cost-effectively address the needs of embedded Ethernet applications. Its integrated PHY layer enables robust and reliable data transmission, while its integrated power management features and low-power performance make it suitable for applications where power conservation is of utmost importance. Additionally, its integrated self-configuration algorithm, packet error rate counter, and cable redundancy checker ensure reliable and efficient data transfer.

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